roolserviceimpl.java

一个简单的用Spring+Hibernate+Struts的亿阳信通系统

package com.chinatelecom.service.impl;

import java.util.List;

import org.hibernate.Query;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.springframework.orm.hibernate3.HibernateTemplate;

import com.chinatelecom.mode.TRight;
import com.chinatelecom.mode.TRole;
import com.chinatelecom.service.IRoolService;

/**
 * 权限管理模块
 * 
 * @author 李海冰
 * 
 */
public class RoolServiceImpl implements IRoolService {
	SessionFactory sessionFactory;

	public SessionFactory getSessionFactory() {
		return sessionFactory;
	}

	public void setSessionFactory(SessionFactory sessionFactory) {
		this.sessionFactory = sessionFactory;
	}

	private static int ROWS_PER_PAGE = 4;

	/**
	 * 得到总页数
	 */
	public int getTotalPages() {
		// TODO Auto-generated method stub
		int count = this.getTotalCounts();
		// System.out.println("count" + count);
		if ((count % ROWS_PER_PAGE) == 0) {
			return count / ROWS_PER_PAGE;
		} else {
			return count / ROWS_PER_PAGE + 1;
		}
	}

	/**
	 * 新增角色
	 */
	public void addRole(TRole role) {

		HibernateTemplate template = new HibernateTemplate(sessionFactory);
		template.save(role);

	}

	/**
	 * 得到角色列表
	 */
	public List findAllRoles(int page) {
		int startPage = (page - 1) * ROWS_PER_PAGE;
		Session session = this.getSessionFactory().openSession();
		Query q = session.createQuery("from TRole");
		q.setFirstResult(startPage);
		q.setMaxResults(ROWS_PER_PAGE);
		List list = q.list();
		if (session.isOpen()) {
			session.close();
		}
		return list;
	}

	/**
	 * 通过id查找角色
	 */
	public TRole findRoleById(String id) {
		HibernateTemplate template = new HibernateTemplate(sessionFactory);
		TRole room = (TRole) template.get(TRole.class, Long.parseLong(id));
		return room;
	}

	/**
	 * 查找角色列表
	 */
	public List findRoleList() {
		HibernateTemplate template = new HibernateTemplate(sessionFactory);
		List list = template.find("select dept from TRole dept");
		return list;
	}

	/**
	 * 得到总记录数
	 */
	public int getTotalCounts() {
		HibernateTemplate template = new HibernateTemplate(sessionFactory);
		List list = template.find("select dept from TRole dept");
		return list.size();
	}

	/**
	 * deleteDept
	 * 
	 * 删除
	 * 
	 * 需要传递参数id，id为SLong类型的数组变量，根据str来删除机房 作者：李海冰
	 */
	public void deleteRole(Long[] id) {
		HibernateTemplate template = new HibernateTemplate(sessionFactory);

		for (int i = 0; i < id.length; i++) {

			TRole room = (TRole) template.get(TRole.class, id[i]);

			template.delete(room);
		}

	}

	/**
	 * 更新角色
	 */
	public void updaterole(String id, String str) {
		// TODO Auto-generated method stub
		HibernateTemplate template = new HibernateTemplate(sessionFactory);
		TRole room = (TRole) template.get(TRole.class, Long.parseLong(id));
		room.setRoleFunction(str);
		template.update(room);

	}

	/**
	 * 配置角色
	 */
	public void addRightList(String[] id, String userid) {
		HibernateTemplate template = new HibernateTemplate(sessionFactory);

		for (int i = 0; i < id.length; i++) {
			TRole room = (TRole) template.get(TRole.class, Long
					.parseLong(id[i]));
			TRight right = new TRight();
			right.setTRole(room);
			right.setUserId(userid);
			template.save(right);
		}
	}

	/**
	 * 通过userid来查找属于该人员的角色列表
	 */
	public List findRoleByuserId(String userid) {
		HibernateTemplate template = new HibernateTemplate(sessionFactory);
		// System.out.println(userid);
		List list = template
				.find("select dept from TRight dept where dept.userId='"
						+ userid + "'");
		// System.out.println(userid + "dddddd");
		return list;
	}

	/**
	 * 删除角色
	 */
	public void deleteRole(String userId) {
		// TODO Auto-generated method stub
		HibernateTemplate ht = new HibernateTemplate(sessionFactory);
		List list = ht.find("from TRight t where t.userId = '" + userId + "'");
		for (int i = 0; i < list.size(); i++) {
			TRight right = (TRight) list.get(i);
			ht.delete(right);
		}
	}
}